package com.java.jvm;
//-XX:+TraceClassLoading
public class IntegerClassTests {
    public static void main(String[] args) {//局部变量有4个
        int a=10;//这条语句对应着两条指令 bipush 10 ; istore_1
        int b=20;
        int c=a+b;
        System.out.println(c);
    }
}
